Look around you, our surroundings show how powerful design has become. Design shapes the way we communicate and educate. Companies are leveraging design as a comparative weapon, and it is working. Good design can be the difference between customers buying your product over competitors.
Studies have shown that many of the benefits of good design come from its beauty. Color affects our moods. Shapes affect our ability to digest information. Patterns have universal appeal. Graphic artists can use these insights to design an ad or product that appeal to consumers. However when one of these tools is used incorrectly, bad design hurts. Even seemingly subtle differences in design can have negative effects over time, like neck aches as a result of a poorly shaped pillow, or eye strain due to overly bright lighting.
It is simple in that, good design is visually appealing and can also be functional.
Read further from a insightful article by the New York Times: